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15 questions
Is the table proportional?
Yes
No
Is the table proportional?
Yes
No
Is the table proportional?
Yes
No
Which makes more sense to solve this proportion?
cost / dozen
dozen / cost
Does the table show a proportional relationship between x and y?
Yes
No
The height of a building is proportional to the number of floors. The figure shows the height of a building with 7 floors.
What is the ratio of height of the building to the number of floors?
7 : 112
112 : 7
1 : 7
7 : 1
1 : 16
The height of a building is proportional to the number of floors. The figure shows the height of a building with 7 floors.
How high is each floor of the building?
The height of a building is proportional to the number of floors. The figure shows the height of a building with 7 floors.
Because each floor is 16 feet high, how tall would the building be if there was 15 floors?
112 ft
1,680 ft
240 ft
500 ft
Does the table show a proportional relationship?
yes
no
How do you know whether two quantities x and y are proportional?
Every ratio y/x for related pairs of x and y is equivalent.
Every sum x + y is the same for related pairs of x and y.
Every x term is a multiple of the previous term.
Every difference x - y is the same for related pairs of x and y.
Is there a proportional relationship between x and y? Explain
No, all ratios y/x are not equivalent.
Yes, each x value and y value increase by 2.
Yes, the difference between each x value and y value is 3.
No, all ratios x/y are greater than 1.
The table shows the numbers of snare drum backbeats and bas guitar notes in a disco tune. Are the two quantities proportional? Explan.
The quantities are not proportional. All the ratios of notes to backbeats are not equivalent.
The quantities are not proportional. All the ratios of notes to backbeats are equivalent.
The quantities are proportional. All the ratios of notes to backbeats are not equivalent.
The quantities are proportional. All the ratios of notes to backbeats are equivalent.
The relationship between x and y is proportional. When x is 3, y is 51. WHat is x when y is 204?
3
4
12
204
3 teaspoons
Is this table proportional?
Yes
No
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